... is longer 3 reasonable structure 4 impact resistance Chain scraper conveyor, conveying equipmentFeatures:1 strong adaptability, ... compact device, convenient installation, commissioning, maintenance.3 chain plate is with reasonable structure, good rigidity, impact resistance,4 ... 30m, it is necessary to used the plate chain to tracte.The main technical parameters:TypeHB50HB60HB70HB80HB100Chain plate ...